ob_start_detected

| Input voltage | Reference voltage | AC 220V |
| Reference frequency | 50Hz | |
| Power consumption | <10VA | |
| Input current | Basic current | 10A,20A(External transformer) |
| Maximum current | 60A,100A(External transformer) | |
| Starting current | 4‰Ib | |
| Consumption | <4VA (Maximum current) | |
| Measurement performance | Accuracy of measuring | 1class |
| Range of measuring | 000000.00~99999999kWh | |
| Clock accuracy | Error≤0.5s/d | |
| Active pulse | Pulse width | 80±20ms |
| Pulse constant | 1600imp/kWh, 800imp/kWH(corresponding to basic current), LED | |
| Communication | Interface | RS485(A+, B-) |
| Connection mode | Shielded twisted pair conductors | |
| Protocol | MODBUS-RTU | |
| Outline (Length × Width × Height) | 88mm×36mm×70mm | |
| Temperature | Work temperature | -25℃~55℃ |
| Storage Temperature | -40℃~70℃ | |
| Relative humidity | ≤95%(No condensation) | |
| Altitude | <2000m | |
| Function | Function description | Function provide |
| Measurement of kWh | Single-phase active kWh (positive and negative) | ■ |
| Measurement of electrical parameters | Voltage, Current, Active power, Reactive power, Apparent power, Power factor and Frequency | ■ |
| LCD Display | 8 bits section LCD display | ■ |
| Key programming | 3 keys to set parameters like code, address, baud rate, multi-tariff and communication protocol | ■ |
| Pulse output | Active energy pulse output | ■ |
| Multi-tariff | Adapt 4 time zones, 2 time interval lists, 14 time interval by day and 4 tariff rates | □F |
| Communication | Communication interface: RS485, Communication protocol: MODBUS-RTU | □C |
| Infrared communication | ■ |
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|
Input voltage |
Reference voltage |
AC 220V |
|
Reference frequency |
50Hz |
|
|
Power consumption |
<10VA |
|
|
Input current |
Basic current |
10A,20A(External transformer) |
|
Maximum current |
60A,100A(External transformer) |
|
|
Starting current |
4‰Ib |
|
|
Consumption |
<4VA (Maximum current) |
|
|
Measurement performance |
Accuracy of measuring |
1class |
|
Range of measuring |
000000.00~99999999kWh |
|
|
Clock accuracy |
Error≤0.5s/d |
|
|
Active pulse |
Pulse width |
80±20ms |
|
Pulse constant |
1600imp/kWh, 800imp/kWH(corresponding to basic current), LED |
|
|
Communication |
Interface |
RS485(A+, B-) |
|
Connection mode |
Shielded twisted pair conductors |
|
|
Protocol |
MODBUS-RTU |
|
|
Outline (Length × Width × Height) |
88mm×36mm×70mm |
|
|
Temperature |
Work temperature |
-25℃~55℃ |
|
Storage Temperature |
-40℃~70℃ |
|
|
Relative humidity |
≤95%(No condensation) |
|
|
Altitude |
<2000m |
|
2.1 Basic & Optional Function
|
Function |
Function description |
Function provide |
|
Measurement of kWh |
Single-phase active kWh (positive and negative) |
■ |
|
Measurement of electrical parameters |
Voltage, Current, Active power, Reactive power, Apparent power, Power factor and Frequency |
■ |
|
LCD Display |
8 bits section LCD display |
■ |
|
Key programming |
3 keys to set parameters like code, address, baud rate, multi-tariff and communication protocol |
■ |
|
Pulse output |
Active energy pulse output |
■ |
|
Multi-tariff |
Adapt 4 time zones, 2 time interval lists, 14 time interval by day and 4 tariff rates |
□F |
|
Communication |
Communication interface: RS485, Communication protocol: MODBUS-RTU |
□C |
|
Infrared communication |
■ |
( ■: means standard; □: means optional)